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LibWeb: Move CSS TokenStream to its own file

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This lets us use TokenStream in StyleComputer without every user of
StyleComputer pulling in the entire CSS Parser.
This commit is contained in:
Sam Atkins 2022-09-27 16:05:57 +01:00 • committed by Andreas Kling
parent bf6d5fce18
commit 8ce38fddd9
Notes: sideshowbarker 2024-07-17 06:35:08 +09:00
3 changed files with 140 additions and 146 deletions
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81
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
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@ -81,87 +81,6 @@ AK::URL ParsingContext::complete_url(String const& addr) const
return m_url.complete_url(addr);
}
template<typename T>
TokenStream<T>::TokenStream(Vector<T> const& tokens)
: m_tokens(tokens)
, m_eof(make_eof())
{
}
template<typename T>
bool TokenStream<T>::has_next_token()
{
return (size_t)(m_iterator_offset + 1) < m_tokens.size();
}
template<typename T>
T const& TokenStream<T>::peek_token(int offset)
{
if (!has_next_token())
return m_eof;
return m_tokens.at(m_iterator_offset + offset + 1);
}
template<typename T>
T const& TokenStream<T>::next_token()
{
if (!has_next_token())
return m_eof;
++m_iterator_offset;
return m_tokens.at(m_iterator_offset);
}
template<typename T>
T const& TokenStream<T>::current_token()
{
if ((size_t)m_iterator_offset >= m_tokens.size())
return m_eof;
return m_tokens.at(m_iterator_offset);
}
template<typename T>
void TokenStream<T>::reconsume_current_input_token()
{
if (m_iterator_offset >= 0)
--m_iterator_offset;
}
template<typename T>
void TokenStream<T>::skip_whitespace()
{
while (peek_token().is(Token::Type::Whitespace))
next_token();
}
template<>
Token TokenStream<Token>::make_eof()
{
return Tokenizer::create_eof_token();
}
template<>
ComponentValue TokenStream<ComponentValue>::make_eof()
{
return ComponentValue(Tokenizer::create_eof_token());
}
template<typename T>
void TokenStream<T>::dump_all_tokens()
{
dbgln("Dumping all tokens:");
for (size_t i = 0; i < m_tokens.size(); ++i) {
auto& token = m_tokens[i];
if ((i - 1) == (size_t)m_iterator_offset)
dbgln("-> {}", token.to_debug_string());
else
dbgln(" {}", token.to_debug_string());
}
}
Parser::Parser(ParsingContext const& context, StringView input, String const& encoding)
: m_context(context)
, m_tokenizer(input, encoding)